# bgm vs コード練習メトロノーム

The clearest difference is update cadence: bgm at every 4 days against コード練習メトロノーム's every 18 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

bgm ships an update every 4 days, コード練習メトロノーム every 18 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | bgm | コード練習メトロノーム |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bgm/id1508268889/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 18 months |
| Monetization | Free | — |
| Size | 153 MB | 24 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [株式会社ZIZO](https://appshunter.io/developer/1508268888) | [Dream Jack Inc.](https://appshunter.io/developer/862264572) |

## What reviewers say

### bgm

[App page](https://appshunter.io/ios/app/bgm/id1508268889)

This app generates unique, endlessly repeating background music by automatically mixing 25 sound elements. It creates a "serendipitous and eternally repeating, yet never the same phrase" listening experience.

**Highlights:** Automatic sound mixing, Generates unique music, Endlessly repeating loops, 25 sound elements, Improvisational composition

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### コード練習メトロノーム

[App page](https://appshunter.io/ios/app/id1616074067)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is bgm free?

bgm is free to download, with no in-app purchases.

### Is コード練習メトロノーム free?

コード練習メトロノーム is free to download, with no in-app purchases.

### Do bgm or コード練習メトロノーム have ads?

Neither bgm nor コード練習メトロノーム shows ads.

### Which is updated more often, bgm or コード練習メトロノーム?

bgm ships an update every 4 days, and コード練習メトロノーム every 18 months. Most recently, bgm was updated on November 3, 2026 and コード練習メトロノーム on October 27, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*